function setElementFontSize(id, size)
{
	if (!document.getElementById)
		return false;

	element = document.getElementById(id);
	if (!element)
		return false;

	element.style.fontSize = size;

	var date = new Date();
	date.setDate(date.getDate() + 30); // 30 days
	setCookie('ESPRIT_FONTSIZE', size, date , '/');

	return true;
}

/* Esprit specific functionality */
function setFontSizeSmall()
{
	setElementFontSize('pagedescription', fontSizeSmall);
	setElementFontSize('pagecontent', fontSizeSmall);
}

function setFontSizeDefault()
{
	setElementFontSize('pagedescription', fontSizeDefault);
	setElementFontSize('pagecontent', fontSizeDefault);
}

function setFontSizeLarge()
{
	setElementFontSize('pagedescription', fontSizeLarge);
	setElementFontSize('pagecontent', fontSizeLarge);
}

/**
 * Sets a Cookie with the given name and value.
 *
 * name       Name of the cookie
 * value      Value of the cookie
 * [expires]  Expiration date of the cookie (default: end of current session)
 * [path]     Path where the cookie is valid (default: path of calling document)
 * [domain]   Domain where the cookie is valid
 *              (default: domain of calling document)
 * [secure]   Boolean value indicating if the cookie transmission requires a
 *              secure transmission
 */
function setCookie(name, value, expires, path, domain, secure) {
    document.cookie= name + "=" + escape(value) +
        ((expires) ? "; expires=" + expires.toGMTString() : "") +
        ((path) ? "; path=" + path : "") +
        ((domain) ? "; domain=" + domain : "") +
        ((secure) ? "; secure" : "");
}